The invention discloses a four-direction folding trolley which comprises a frame assembly, the frame assembly comprises a telescopic handlebar assembly, two front wheel carrier assemblies, two rear wheel carrier assemblies, two side wall assemblies, a front wall assembly, a rear wall assembly, a bottom frame assembly, two handlebar fixing bases, two lower fixing bases and four upper fixing bases, and after the trolley is folded, the telescopic handlebar assembly is folded, and the two lower fixing bases are folded. The upper ends of the four stand columns are separated from the upper fixing base. And after being unfolded, the upper ends of the four upright posts are respectively inserted into the holes of the corresponding upper fixing seats. The invention further discloses a folding method of the four-direction folding trolley. The folding frame is reasonable in structural design, easy to machine and assemble, complete in function, capable of infinitely extending and easy to fold, the cost is greatly reduced, a vehicle is more stable and durable in the using process, and the customer experience feeling is enhanced.
本发明公开了一款四向折叠的手推车,包括车架总成,车架总成包括一个伸缩车把总成、两个前轮架总成、两个后轮架总成、两个侧壁总成、前壁总成、后壁总成、底架总成、两个车把固定座、两个下固定座和四个上固定座,所述手推车折叠后,四个立柱的上端脱离所述上固定座;而展开后,所述四个立柱上端分别插入对应的上固定座的孔中。还公开了上述四向折叠手推车的折叠方法。本发明结构设计合理,加工组装简单,功能完备,并且具备无限延展可能,折叠简单,成本大大降低,使车辆使用过程中更佳稳固耐用,增强客户体验感。
Trolley capable of being folded in four directions and folding method thereof
一款四向折叠的手推车及其折叠方法
2023-06-23
Patent
Electronic Resource
Chinese
IPC: | B62B Von Hand bewegte Fahrzeuge, z.B. Handkarren oder Kinderwagen , HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS |
Airport trolley capable of being used in multiple directions
European Patent Office | 2024
|Paper folding structure capable of being folded, unfolded and borne
European Patent Office | 2023
|